Winnie: Gastric Hyperplastic Mucosal Polyp with Congenital Pyloric Stenosis [Patient Story] Winnie: Gastric Hyperplastic Mucosal Polyp with Congenital Pyloric Stenosis [Patient Story] victoria stormont2025-02-13T05:44:28+11:00 Name: Winnie Species: Dog Age: 2-month-old Breed: French Winnie: Gastric Hyperplastic Mucosal Polyp with Congenital Pyloric Stenosis [Patient Story]victoria stormont2025-02-13T05:44:28+11:00